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Slobodan Kovacevic

Slobodan Kovacevic

Serbia
Member since September 2, 2013
Slobodan is a senior web developer and programmer with over a decade of experience working on the web. He is passionate about Ruby and Ruby on Rails. He can work in different roles, ranging from an individual developer to technical team lead to project manager.
Slobodan is now available for hire
Portfolio
Experience
  • Ruby, 7 years
  • Continuous Integration (CI), 7 years
  • Ruby on Rails (RoR), 7 years
  • Agile Software Development, 7 years
  • Amazon Web Services (AWS), 5 years
  • Heroku, 5 years
  • Ember.js, 1 year
  • Go, 1 year
Serbia
Availability
Part-time
Preferred Environment
OS X, Git, Vim
The most amazing...
...thing I've done is to refactor an existing app achieving 10x speed-up
Employment
  • Ruby Developer
    Earth.org GmbH
    2012 - PRESENT
    • Created a JSON service-based architecture for running multiple sites.
    • Refactored most of the existing code.
    • Created a Rails engine with common functionality shared by multiple sites.
    • Streamlined the deployment process.
    • Implemented performance improvements on yoga.info and ayurvedafinder.com.
    Technologies: Ruby, Ruby on Rails
  • Senior Ruby/Rails Engineer
    Reciprocity Inc.
    2011 - PRESENT
    • Optimized and further developed the Reciprocity gamification app.
    • Worked on a Google sponsored GRC open source project.
    • Implemented a new Refinery-based CMS for sonatype.com.
    • Maintained opower.com.
    • Worked from Google in Mountain View and SF.
    Technologies: Ruby, Ruby on Rails, AWS, S3, Heroku, Amazon RDS
  • Freelance Ruby/Rails Web Developer
    Orange Iceberg
    2008 - 2011
    • Freelanced on many different projects.
    • Worked on BlueZeppelin.com, FormaxStore.com, EroticAd.com, and Kaufmax.rs.
    Technologies: Ruby, Ruby on Rails, Heroku, Amazon RDS, AWS, S3
  • CEO, Lead Developer, Co-founder
    Array Studio
    2001 - 2008
    • Led a team of developers and designers.
    • Handled project management tasks.
    Technologies: Ruby, Ruby on Rails, PHP
Experience
  • Yoga.info (Development)
    http://www.yoga.info/

    Custom-built a CMS with shared functionality and API service for directory style listings for yoga centers. The API service is designed to run multiple content sites through it using a RESTful JSON interface.

  • Ayurvedafinder.com (Development)
    http://www.ayurvedafinder.com/

    Custom-built CMS for directory style listings for ayurveda centers. Uses API service built for yoga.info which is designed to run multiple content sites through it using a RESTful JSON interface.

  • Opower.com (Development)

    A custom CMS built for Opower.com allowing the client to change certain parts of public-facing site. I performed maintenance tasks and added new sections.

  • Sonatype.com (Development)
    http://www.sonatype.com/

    Custom CMS built on top of Refinery CMS platform. It also has custom Refinery extensions for shopping cart, payment processing through PayPal (PayPal express and PayPal advanced payments [on-site]) and several third-party service integrations (such as Oracle's Eloqua).

  • Bluezeppelin.com (Development)
    http://bluezeppelin.com/

    An artist community and online gallery space. It enables artists to create their online galleries, choose between different templates, upload artwork, comment on artwork, and interact with other artists and visitors.

  • Formaxstore.com (Development)
    http://formaxstore.com/

    An online shop for fishing equipment. Custom-built from the ground up with product catalog, integration with warehouse software (for stock levels), customer registration system, and different payment methods (online through local card processing bank and offline transfers).

Skills
  • Languages
    Ruby, Sass, Haml, SQL, JavaScript, HTML, CSS, Go
  • Frameworks
    Ruby on Rails (RoR), Bootstrap, Ember.js
  • Libraries/APIs
    Devise, Twitter API, Amazon API, jQuery, PayPal API, jQuery UI
  • Tools
    AWS SES, GitHub, GitHub Pages, Git, Jekyll, AWS IAM, Amazon CloudFront CDN, MacVim, Vim Text Editor
  • Paradigms
    Model View Controller (MVC), Object-oriented Programming (OOP), Agile Software Development, Continuous Integration (CI), Test-driven Development (TDD)
  • Platforms
    Heroku, Mac, Mac OS, AWS EC2, Amazon Web Services (AWS), Linux, Ubuntu
  • Storage
    AWS RDS, SQLite, AWS S3, MySQL, NoSQL, Memcached, MongoDB, Redis, PostgreSQL
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